PLATE LI 



PAGE 



Figs. 1, 2. OXOCLEA IXQUIREXDA (Hollick) Hollick 764 



1. Fertile portion, natural size. 



2. Same. X 6. 



Magothy formation, Round Bay. 



Figs. 3, 4. ASPLENIUM CECILENSIS Berry 766 



3. Sterile pinnule. X 4. 



4. Fertile pinnules. X 4. 



Magothy formation, Grove Point. 



Figs. 5, 6. WILLIAMSONIA MARYLANDICA Berry 769 



5. Specimen, natural size. 



6. Same. X 8. 



Magothy formation, Little Round Bay. 



Fig. 7. WILLIAMSONIA DELAWARENSIS Berry 771 



Magothy formation, Deep Cut, Del. 



Fig. 8. PODOZAMITES MARGiNATus Heer 775 



Raritan formation, Drum Point R. R. 



947 



